the circuit shown below if you are new to building circuits try to follow the wiring diagram exactly the blinking led circuit is like the electronics version of the hello world program it s a simple electronic circuit that gives you a visual cue if it works it was the first circuit i ever built and it felt great the goal is to make a light emitting diode led blink three different ways to build a blinking led circuit p div class b factrow b twofr div class b vlist2col ul li div author 216 yvind nydal dahl div li ul ul ul div div div div class b algoarticletextcarousel id ce carousel 804625389 2 div id slideexp1 693babc class b slideexp data wire i slideexp init b select i f selected o f active o data control id slideexp1 693bab data appns serp data k 5355 1 data stk div class b overlay div id slideexp1 693babchevrons prevbtn class btn disabled prev rounded bld data dir div class bg span.
span div div class vcac div style height 32px margin top 16px div class cr div div div div div div div id slideexp1 693babchevrons nextbtn class btn disabled next rounded bld data dir div class bg span span div div class vcac div style height 32px margin top 16px div class cr div div div div div div div div class b viewport div class b slidebar id slideexp1 693bab role list aria label please use arrow keys to navigate div class slide data dataurl data rinterval data appns serp data k 5348 1 tabindex 0 role listitem a href https build electronic circuits blinking led circuit h id serp 5347 1 div class b insideslide div class b title three different ways to build a blinking led circuit div div class b text there are several ways of making a blinking led circuit you can make one using relays you can make one using transistors or you can make one usi div div a div div class slide data dataurl.
data rinterval data appns serp data k 5350 1 role listitem a href https build electronic circuits blinking led circuit h id serp 5349 1 div class b insideslide div class b title blinking an led using relays div div class b text the easiest way to get a light to blink or at least the easiest to understand is the following in the above circuit you see a battery a relay i div div a div div class slide data dataurl data rinterval data appns serp data k 5352 1 role listitem a href https build electronic circuits blinking led circuit h id serp 5351 1 div class b insideslide div class b title blinking two leds using transistors div div class b text the circuit for blinking an led using transistors is called an astable multivibrator to understand this circuit you need to know how voltages and c div div a div div class slide data dataurl data rinterval data appns serp data k 5354 1 role listitem.